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Lucky Strike Mine

Past Producer in Sanders county in Montana, United States with commodities Gold, Silver, Copper, Platinum, Palladium
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Production statistics
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10048515
MRDS ID MP00105
Record type Site
Current site name Lucky Strike Mine

Geographic coordinates

Geographic coordinates: -114.40458, 47.27044 (WGS84)
Elevation 1067
Relative position ABOUT 7 MI SOUTHWEST OF DIXON, 2.75 MI SOUTH OF U.S. HIGHWAY 10A

Site location context

Political divisions (FIPS codes)

Sanders(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

McDonald(quadrangle 1:24,000 scale)

Plains(quadrangle 1:100,000 scale)

Wallace(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Flathead(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Montana Sanders

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 018N 022W 33 CENTER OF S4 Montana

Comments on the location information

  • IN FLATHEAD INDIAN RESERVATION. LOCATION GIVEN IS SOUTHERN ADIT OF THE TWO SHOWN ON MAP FOR LUCKY STRIKE

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Primary
Platinum Critical Secondary
Palladium Critical Secondary

Comments on the commodity information

  • A GENERAL LACK OF PGE-BEARING MINERALS SUGGESTS THE PGE ARE CONTAINED WITHIN OTHER MINERAL STRUCTURES. MINERALOGY IS ASSUMED TO BO THE SAME AS AT DRAKE MINE

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Chrysocolla Ore
Cuprite Ore
Gold Ore
Malachite Ore
Pyrite Ore
Pyrrhotite Ore
Sperrylite Ore
Tenorite Ore
Chlorite Gangue
Hematite Gangue
Limonite Gangue
Quartz Gangue

Alteration

  • (Local) Regional Greenschist To Epidote-Amphibolite Facies. Argillic Alteration In Shears, Diorite Is Altered To Serpentine And Talc

Analytical data

Result PD:PT:RH=60:30:1. PT=0.02-3.2 PPM, PD=28-990 PPB, RH=<5-62 PPB IN 10 DIKE SAMPLES. MINE SAMPLES ASSAYED 0.02 OZ/TON AU, 1.7 OZ/TON AG, 11.55% CU

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Gabbro
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Belt Supergroup
    Rock description Belt Supergroup, Ravalli Group, Burke Formation
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite

Economic information

Geologic structures

Type of structure Regional
Structure description Dike Is On East Limb Of Broad Anticline. Northwest Folds And Faults, Some Ne Faulting
Type of structure Local
Structure description Fractures, Breccia

Ore body information

  • General form FRACTURE FILLINGS, IN BRECCIATED MATERIAL, DISSEMINATED

Controls for ore emplacement

  • Fractures And Brecciation. Along Diorite-Quartzite Contact, Faulting And Sheaar Zones In Diorite

Comments on the geologic information

  • DIKE CAN BE TRACED FOR 8,000 FT ALONG REVAIS CREEK. ALTHOUGH THE DIKE IS NOT CALLED PART OF THE PURCELL SILLS IN THE LITERATURE, IT IS SAID THAT THE DIKE IS POSSIBLY RELATED TO SILLS LOWER IN THE BELT SEQUENCE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Production statistics

  • Year 1946
    Material ORE AU
    Accuracy Accurate
    Description Ap_Grade: ^0.398 Oz/Ton Au, 1.32 Oz/Ton Ag, 1.28% Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Copper Copper 1wt-pct
    Trace Ore Silver Silver 37g/mt
    Trace Ore Gold Gold 11g/mt

Comments on the production information

  • ORE WAS PROBABLY MINED FROM THE SURFACE

Workings at the site

  • Type of workings Surface/Underground
    Length 60.96M

Comments on the workings information

  • 3 ACCESSIBLE ADITS IN 1963. NO STOPES OBSERVED IN WORKINGS

Comments on development

  • NEW DEVELOPMENT WORK BEGAN IN 1972 BUT ENDED IN THE MID 1970'S

Reference information

Bibliographic references

  • Deposit

    VAN LOENEN, R.E., HAFFTY, JOSEPH, AND EARHART, R.L., 1987, PLATINUM AND PALLADIUM IN A MAFIC DIKE, SANDERS COUNTY, MONTANA: U.S. GEOLOGICAL SURVEY BULLETIN 1694-G, P. 83-89.

  • Deposit

    INGERSOLL, R.G., JR., GALLOWAY, GARY, AND DUNN, MICHAEL, 1982, FIELD INVENTORY OF MINERAL RESOURCES, FLATHEAD INDIAN RESERVATION, MONTANA: U.S. BUREAU OF MINES REPORT BIA 22-II, 38 P. + APPENDIX.

  • Deposit

    CROWLEY, R.A., 1963, MINES AND MINERAL DEPOSITS (EXCEPT FUELS), SANDERS COUNTY, MONTANA: MONTANA BUREAU OF MINES AND GEOLOGY BULLETIN 34, 58 P.

  • Deposit

    LAWSON, D.C., 1973, DIRECTORY OF MINING ENTERPRISES FOR 1972: MONTANA BUREAU OF MINES AND GEOLOGY BULLETIN 88, P. 22.

  • Deposit

    BUCKLEY, STEVE, 1992, GEOLOGIC DESCRIPTION OF THE FLATHEAD RESERVATION, IN MANYDEEDS, S.A., ED., MINERAL FRONTIERS ON INDIAN LANDS: U.S. BUREAU OF INDIAN AFFAIRS, DIVISION OF ENERGY AND MINERAL RESOURCES, PUBLICATION G-92-2, P. 39-47.

  • Production

    CROWLEY

General comments

Subject category Comment text
Deposit RECORD DC11293 HAS BEEN MERGED AND DELETED. SEE ALSO: MRDS W026566.
Deposit 5 SMALL QUARTZ VEINS ARE EXPOSED IN AN OPEN CUT. DEPOSIT IS PROBABLY SIMILAR TO THAT AT DRAKE MINE. IT LIES NORTH OF DRAKE MINE WITHIN SAME DIKE; UNPUBLISHED MODEL NAME: REVAIS CREEK CU-AU-PGE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1979 Rojstaczer, Stuart A. Unknown
Updater 01-OCT-1991 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site